Analysis

  • max time kernel
    86s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 07:57

General

  • Target

    56e2de21970e5d45d318e497581aec735907c7abf7fd2a499cb31b95a3e7b49f.exe

  • Size

    512KB

  • MD5

    ea76b0f5b6fc75521d878cdc93ec7a12

  • SHA1

    908d51591ddb2571097b10a4faa1100f62120680

  • SHA256

    56e2de21970e5d45d318e497581aec735907c7abf7fd2a499cb31b95a3e7b49f

  • SHA512

    977e01bcdeb5cc921946bfe818d9ab0a7c6d5bce2c2d03c672ed541ffc6f14f86fdfcf47522ab2c96273ac61485ae9148d9e3caa94ca28548f89187850cad5e7

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E46:0+h9OY70z+warul3E46

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56e2de21970e5d45d318e497581aec735907c7abf7fd2a499cb31b95a3e7b49f.exe
    "C:\Users\Admin\AppData\Local\Temp\56e2de21970e5d45d318e497581aec735907c7abf7fd2a499cb31b95a3e7b49f.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Users\Admin\AppData\Local\Temp\n7706\s7706.exe
      "C:\Users\Admin\AppData\Local\Temp\n7706\s7706.exe" c3a939b3c81a2ca7d443b073tOpk/kTXVeupfOuk15tQaDxLj8gLiFBw00ag/u8ldr5TKGbivytw64AzFvQYmmlHfYMvt4shdk9Cx1bYtAk7KW8qZRM+OjtK3eiIM9Ci7irc0esPpZFkBe3SYIPA3Sp8yREwYxUHG1IgpcRtyvd9q1hD /v "C:\Users\Admin\AppData\Local\Temp\56e2de21970e5d45d318e497581aec735907c7abf7fd2a499cb31b95a3e7b49f.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:948

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n7706\s7706.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n7706\s7706.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n7706\s7706.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n7706\s7706.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n7706\s7706.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n7706\s7706.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/948-62-0x000007FEF3410000-0x000007FEF3E33000-memory.dmp

          Filesize

          10.1MB

        • memory/948-63-0x000007FEF2370000-0x000007FEF3406000-memory.dmp

          Filesize

          16.6MB

        • memory/948-64-0x00000000009F6000-0x0000000000A15000-memory.dmp

          Filesize

          124KB

        • memory/948-65-0x000007FEED940000-0x000007FEEE7CF000-memory.dmp

          Filesize

          14.6MB

        • memory/948-66-0x000007FEF19D0000-0x000007FEF1CBA000-memory.dmp

          Filesize

          2.9MB

        • memory/948-67-0x00000000009F6000-0x0000000000A15000-memory.dmp

          Filesize

          124KB

        • memory/1956-54-0x0000000075141000-0x0000000075143000-memory.dmp

          Filesize

          8KB